Castor Oil is a vegetable Oil obtained from the Castor bean. Castor Oil is a colourless to very pale yellow liquid with mild or no odor or taste. Its bOiling point is 313 °C (595 °F) and its density is 961 kg/m3. It is a triglyceride in which approximately 90 percent of fatty acid chains are ricinoleic acid . Oleic and linoleic acids are the other significant components

Industrial Castor Oil, which is obtained from a mixture of the first pressing and the second phase of pressing or solvent extraction and further neutralizing by steam stripping.This is also called commercial grade Castor Oil.Commercial Grade, obtained from the seeds , is a pale yellow, viscous, Oily liquid insoluble in water. It contains more than 87% of a unique hydroxy fatty acid viz. Ricinoleic acid. Commercial Grade is the starting material for manufacturing different grades of Castor Oil and its derivatives.

Commercial Castor Oil

Appearance Yellowish ,Viscous , Liquid
Colour on lovibond in 1” cell ( Y + 5R) 30.0 unit Max.
Moisture 0.50 %  Max.
Free Fatty Acid (FFA) 2.00 %   Max.
Acid value 4.00   Max.
Iodine value 82 – 90
Saponification value 177 – 185
Hydroxyl value  160 – 168
Unsap Value 1 %  Max.
Relative Density @ 30 Degree C .954-.960

Refined Castor Oil ( BSS/FSG ) Grade

Appearance Yellowish ,Viscous , Liquid
Colour on lovibond in 1” cell ( Y + 5R) Y- 20.0 Max.  R - 2.0 Max.
Moisture 0.25 %  Max.
Free Fatty Acid (FFA) 1.00 %  Max.
Acid value 2.00 %  Max.
Iodine value 82 – 90
Saponification value 177 – 185
Hydroxyl value  158 – 163
Unsap Value 0.50-0.80 %
Relative Density @ 30 Degree C .954-.960

Castor Oil Cake

The Casotr Oil cake obtained after the pressing of Castor bean twice. Castor Oil cake is one of the most versatile natural manure. It is truly an organic manure which enhances the fertility of the soil without causing any damage or decay. The cake, although rich in protein cannot be used as cattle fodder because of its toxicity. However, it can be used as a fertilizer.

  Nitrogen 4% Min
Potassium 1 % Min
Phosphorous 1 % Min
Moisture 12 % Max

It also has traces of nutrients like manganese, zinc and copper, thus making it a balanced fertilizers.
Castor Oil  Cake is used mainly as fertilizer.

  1. It provides all the major & minor nutrients necessary for better plant growth.
  2. It helps to neutralize the detrimental effects of chemical fertilizer.
  3. It brings the wonderful molecules that nature has designed to help the plants flourish naturally.
  4. It is known to protect the plants from nematodes and termites.
  5. It improves the yield & quality of the farm product like taste, flavor etc.
  6. It improves the physical , chemical and biological properties of soil .

Argemone (Satyanasi ) Oil
Argemone (Satyanasi) seed in india occur as wasteland weed in almost every part of india. In many parts it is reported as crop weed also. According to ayurveda the plant is diuretic , purgative and destroy worms. Dried and powered plants are recommended as green manure as it contain sufficient amount of nitrogen , phosphorus and potassium.It cures lepsory, skin-diseases, inflammations. Seed yield non edible toxic Oil known as satyanasi Oil. It is used as lubricant in soap making and for protection from termites. Satyanasi Oil cake is used as manure.

Jatropha Oil
Jatropha seed is a drought-resistant perennial, growing well in marginal/poor sOil. It is easy to establish, grows relatively quickly and lives, producing seeds for many years.Jatropha the wonder plant produces seeds with an Oil content 25%-40% . The Oil can be combusted as fuel without being refined. It burns with clear smoke-free flame, tested successfully as fuel for simple diesel engine. The by-products are press cake a good organic fertilizer, Oil contains also insecticide.Jatropha Oil is vegetable Oil produced from the seeds of the jatropha. Jatropha seeds are crushed to produce  jatropha Oil while the residue press cake can also be processed and used  as fertilizer (it contains nitrogen, phosphorus and potassium).

Oil purity 98.5%
FFA 5% max
Admixture 0.5%
Moisture 0.8% MAX
Density 0.920
Cetane 25 to 41
Acid Value 3.0
Saponification Value 188 to 198
Iodine Value 90.8 to 112.5
Specific Gravity (15C/4C) 0.917/0.923

Jatropha Oil Cake

Jatropha Oil Cake: A valuable organic fertilizer Parameters (%)

  Nitrogen 5.7 – 6.48
Potassium 9 - 1.0
Phosphorous 2.6 – 3.1
Calcium 6 - 0.7
Magnese 1.26- 1.34
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